Example: Router>enable Router#configure terminal Router(config)#redundancy Router(config-r)#mode none Router(config-red)#application redundancy Router(config-red-app)#group 1 Configure a name for the redundancy group. 131. Redundancy may not work due to differences between the Cisco IOS. x. Switch(config-red)# end. 12 255. Enter configuration commands, one per line. Usage Guidelines. I tried to switch on SSO mode on both wlc 5520. Enters redundancy configuration mode. Step 4. Example: Device(config-red)# end: Exits redundancy configuration mode and returns to. end. Redundancy may not work due to differences between the Cisco IOS releases. Step 4. Note After configuring SSO mode, the standby RP will automatically reset. 6. For Enterprise Services or IP Base mode, use ISSU to upgrade software for both RPR and SSO redundant mode. running with image version 8. High availability SSO is setup and is working good. Cisco Employee. Follow these guidelines when configuring your system to SSO mode: You must use identical Cisco IOS images on the supervisor modules to support SSO mode. 133,称为WLC2。. Step 5. In case of n+1 redundancy, access points are configured with primary, secondary, and tertiary controllers. Enters redundancy configuration mode. When an RP is active and the other RP is standby, SSO enables the standby RP to take over if the active RP fails. mode sso. 9. main-cpu. IP-adres 10. Step 3: end Example: Switch (config-red)# end Returns to EXEC mode. Cisco 5500 Series WLCs . mode sso. 2(20)EWA and later releases. Verifies that SSO is enabled. Reason: Software version. Maintenance Mode = Disabled. Router(config-red)# end. Step 5. Example: Device(config-red)# mode sso: Configures stateful switchover. This example shows how to set the redundancy mode to SSO: Device(config)# redundancy Device(config-red)# mode sso Device(config-red)# policy config-sync prc reload. end. This mode does not provide power redundancy. 6) once you accessible check the Redundancy summary. Step 3. Displays the operating. When two versions of Cisco IOS images are involved, the command sets supported by two images might differ. Active WLC 上で SSO の mode を disable にする. Usage Guidelines. Usage Guidelines. And it has to be Layer 2 between the 2 RPs, so either directy connected or through a VLAN. To enter the redundancy main configuration submode and enable the standby switch, use the main-cpu command in redundancy configuration mode. Router(config-red)# end. Switches can run multiple route processors (supervisors) in 3 modes: RPR (Route Processor Redundancy) RPR+ (Route Processor Redundancy plus) SSO (Stateful Switchover) While RPR was the 1 st one to be introduced, RPR+ came in later and the latest offering was SSO. To do this, we will use “redundancy” command under global configuration mode and after that we will select mode with “mode sso” command. 2(20)EWA and later releases. Example: Device#. exit 6. 9800 WLC-1# show redundancy Redundant System Information : ----- Available system uptime = 1 hour, 35 minutes Switchovers system experienced = 0 Standby failures = 0 Last switchover reason = none Hardware Mode = Duplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode = Disabled Communications = Up Current. Example: Device(config-red)# exit: Exits redundancy. The redundancy port and the redundancy VLAN in Cisco WiSM2 are assigned an automatically generated IP address in which the last two octets are obtained from the last two octets of the RMI. Enters redundancy configuration mode. Enter application redundancy mode. Convert RPR to SSO mode, this will force a reboot on standby supervisor. 3 and 7. Device# show redundancy Redundant System Information : ----- Available system uptime = 6 days, 5 hours, 28 minutes Switchovers system experienced = 0 Standby failures = 0 Last switchover reason = none Hardware Mode = Duplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode = Disabled Communications = Up Current. NSF with SSO supports IP Version 4 traffic and protocols only; NSF with SSO does not support IPv6 traffic. I Think that the righ status of SSO Configuration must be like: Hardware Mode = Duplex. 61 /24. ) To minimize down time during software changes on the supervisor engine, load the new image onEnters redundancy configuration mode. Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode = Disabled Communications = Up Current Processor Information :----- Active Location = slot 1/2 Current Software state = ACTIVE Uptime in current state = 36 minutes Image Version = Cisco IOS Software, s2t54 Software (s2t54-ADVENTERPRISEK9-M),SSO is supported in Cisco IOS Release 12. debug redundancy {infra | facilitator. 2. Exits redundancy configuration mode and returns the switch to privileged EXEC mode. High Availability SSO Deployment Guide for Cisco Catalyst 9800 Series Wireless Controllers, Cisco IOS XE Amsterdam 17. Router# show redundancy Redundant System Information :-----Available system uptime = 1 hour, 0 minutes Switchovers system experienced = 0 Standby failures = 1 Last switchover reason = none Hardware Mode = Duplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode = Disabled. “Configuring NSF with SSO Supervisor Engine Redundancy”). Follow these guidelines when configuring your system to SSO mode: You must use identical Cisco IOS images on the supervisor modules to support SSO mode. Maintenance Mode = Disabled. When a failover occurs, the standby device seamlessly takes over, starts performing traffic forwarding services, and maintains a dynamic routing table. Displays the operating redundancy mode. 255. Step 4: mode sso. auto-sync running-config. 39. config redundancy mode sso on primary. The default mode for the Cisco 12000 series routers is RPR. The software upgrade procedure supported by supervisor engine redundancy allows you to reload the Cisco IOS software image on the redundant supervisor engine, and once complete, reload the active supervisor engine. HA_CONFIG_SYNC-6-BULK_CFGSYNC_SUCCEED: Bulk Sync succeeded Switchover Process Restrictions. Router(config)# mode sso. configure redundancy mode ssoEnters redundancy configuration mode. Example: Device (config-red)# mode sso: Configures SSO. 168. On the Cisco 8500 Series Catalyst Edge Platform, Stateful Switchover (SSO) can be used to enable a second IOS process. When this command is entered, the standby switch is reloaded and begins to work in SSO mode. End with CNTL/Z. † Software upgrade. Router# copy running. Both controllers reboot and pair up in the SSO mode. SSO on the other hand is fully initialized. When this command is entered, the standby switch is reloaded and begins to work in SSO mode. SSO is supported in Cisco IOS Release 12. 10. Redundancy may not work due to differences between the Cisco IOS. Redundancy may not work due to differences between the Cisco IOS releases. 12. AP SSO set within the Cisco Unified Wireless Network software release v7. Redundant System Information : Available system uptime = 53 minutes Switchovers system experienced = 0 Standby failures = 0 Last switchover reason = noneCisco Catalyst 9800 Series Wireless Controller Software Configuration Guide, Cisco IOS XE Cupertino 17. Example: Device(config-red)# mode sso: Configures stateful switchover. It is not necessary to configure the IP address for the redundancy VLAN because the IP address is automatically generated. restart the Wireless controller in maintenance mode. (NSF) with a stateful switchover (SSO) when a supervisor-level failure occurs. Router(config-red)# end. x(Catalyst 9200 スイッチ)コマンドリファレンス. Redundancy Mode (Operational) = sso Redundancy Mode (Configured) = sso Redundancy State = sso Maintenance Mode = Disabled Manual Swact = enabled Communications = Up. Step 4: show running-config Example: Router# show redundancy Operating mode is sso redundancy mode sso hw-module slot 6 image disk0:rsp-pv-mz hw-module slot 7 image disk0:rsp-pv-mz Active in slot 6 Standby in slot 7 The system total uptime since last reboot is 2 weeks, 23 hours 41 minutes. Step 3: end Example: Switch (config-red)# end Returns to EXEC mode. Step 1. Operating Redundancy Mode = RPR. Example: Device(config-red)# exit: Exits redundancy. 2(20)EWA and later releases. Router(config)# mode sso. Example: Device(config-red)# end: Exits redundancy configuration mode and returns to. Check if Switches are in SSO Mode 5. In this CCNP ENCOR lesson, we will focus on this redundancy mechanism. 2. Upgrade the current active Supervisor. The mode sso command can be entered only from within redundancy configuration mode. Redundancy may not work due to differences between the Cisco. Returns to EXEC mode. The SSO HSRP feature enables the Cisco IOS HSRP subsystem software to detect that a standby RP is installed and the system is configured in SSO redundancy mode. Step 5: redundancy. exit Router(config)# exit. 05-25-2012 08:56 AM - edited 03-07-2019 06:54 AM. Step 4. Redundancy may not work due to differences between the Cisco IOS releases. This feature also functions in an nonstop forwarding (NSF) and stateful switchover (SSO) environment. Connect the network ports. Step 7: end. exit Router(config)# exit. Wrong handling can happen and. sso not available as redundancy mode option Go to solution Scott Chauncey Beginner Options 11-01-2012 01:23 PM - edited 03-07-2019 09:48 AM Any idea why rpr. The New High Availability feature i. Device# show redundancy Redundant System Information : ----- Available system uptime = 6 days, 5 hours, 28 minutes Switchovers system experienced = 0 Standby failures = 0 Last switchover reason = none Hardware Mode = Duplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode = Disabled Communications =. The mode sso command can be entered only from within redundancy configuration mode. Step 4. Enters global configuration mode. With NSF/SSO, peer networking devices do not experience routing flaps. Check the Current ISSU and Install States 7. Step 5. RF debug mask = 0x0. Step 4: mode SSO Example: Router(config)# mode SSO: Configures SSO. Router# copy running-config. Stateful Switchover is particularly useful in conjunction with Nonstop Forwarding. † Software. x. Permanent Virtual Circuits For ATM to support forwarding during and after switchover, ATM permanent virtual circuits (PVCs) must remain up not only within the networking device, but also within the ATM network. Redundancy State = sso . The software upgrade procedure supported by supervisor engine redundancy allows you to reload the Cisco IOS software image on the redundant supervisor engine, and once complete, reload the active supervisor engine once. For Enterprise Services or IP Base mode, use ISSU to upgrade software for both RPR and SSO redundant mode. Hi! A custommer of mine tried to configure HA AP-SSO with two 5508 controllers. 12. cisco Systems, Inc. Router(config-red)# end. This command has no. Redundancy-MGNT: 192. 5. 0(22)S. C6807-XL#show redundancy Redundant System Information :----- Available system uptime = 21 hours, 41 minutes Switchovers system experienced = 0 Standby failures = 0 Last switchover reason = none Hardware Mode = Simplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode = Disabled. Check the Boot Mode 3. Supervisor engine redundancy allows OIR of the redundant supervisor engine for maintenance. When a redundant supervisor engine runs in SSO mode, the redundant supervisor engine starts up in a fully-initialized state and synchronizes with the persistent configuration and the running configuration of the active supervisor engine. Local State = ACTIVE. • With a Supervisor Engine 720, if all the installed switching modules have DFCs, enter the fabric switching-mode allow dcef-only command to disable the Ethernet ports. x [S2C-build-v16x_throttle-4064-/. Enters redundancy configuration mode. Configures SSO. • With a Supervisor Engine 720, if all the installed switching modules have DFCs, enter the fabric switching-mode allow dcef-only command to disable the Ethernet ports on both supervisor engines, which ensures that all modules. 2(20)EWA and later releases. Example: Device(config-red)# mode sso: Configures stateful switchover. From Cisco IOS XE Amsterdam 17. This example shows how to set the redundancy mode to SSO: Device (config)# redundancy Device (config-red)# mode sso Device (config. 9. Follow these guidelines when configuring your system to SSO mode: You must use identical Cisco IOS images on the supervisor modules to support SSO mode. Step 3:. The system has experienced 4 switchovers. Are these switches setup in this manner by default? Can the redundancy be disabled if I am not going to use redundancy? What are the commands to disable redundancy? switch 1 provision ws-c3850-48p. In Cisco Wireless LAN Controllers, high availability is achieved with redundancy. The feature is enabled by default when the redundancy mode of operation is set to SSO. Step 4. Before you begin the ISSU process, verify the redundancy mode for the system. 0. (Cisco Controller) >show redundancy summary. 130 pour le. 2016-10-12 10:10 AM 2017-09-01 03:01 AM 更新. When this command is entered, the standby supervisor module is reloaded and begins to work in SSO mode. Usage Guidelines. The NSF capability on Cisco Catalyst 9300 Series Switches can. 3. show redundancy Redundant System Information :-----Available system uptime = 11 hours, 31 minutes Switchovers system experienced = 0 Standby failures = 0 Last switchover reason = none. † If the switch is configured for SSO mode, and the active RP fails before the standby is ready toLACP and PAGP is not supported in HA mode in releases until, and including, Cisco IOS XE Gibraltar 16. We have an SSO HA implementation with 2x 5520 (both AIR-CT5520-K9), software version 8. Further, if the active RP fails, no change occurs to the HSRP group itself and traffic continues to be forwarded through the current active gateway device. Device# show redundancy Redundant System Information : ----- Available system uptime = 6 days, 5 hours, 28 minutes Switchovers system experienced = 0 Standby failures = 0 Last switchover reason = none Hardware Mode = Duplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode =. The software upgrade procedure supported by supervisor engine redundancy allows you to reload the Cisco IOS software image on the redundant supervisor engine, and once complete, reload the active supervisor engine once. Switch# show. Step 9: router bgp autonomous-system-number. The mode sso command can be entered only from within redundancy configuration mode. Example: Device (config-red)# mode sso: Configures SSO. Example: Device(config-red)# mode sso: Configures stateful switchover. The mode sso command can be entered only from within redundancy configuration mode. Image Version = Cisco IOS Software, IOS-XE Software, Catalyst 3 850 L3 Switch Software (CAT3850-UNIVERSALK9-M), Version 03. Follow these guidelines when configuring your system to SSO mode: You must use identical Cisco IOS images on the to support SSO mode. When this command is entered, the redundant supervisor engine is reloaded and begins to work in SSO mode. Router# show redundancy Operating mode is sso redundancy mode sso hw-module slot 6 image disk0:rsp-pv-mz hw-module slot 7 image disk0:rsp-pv-mz Active in slot 6 Standby in slot 7 The system total uptime since last reboot is 2 weeks, 23 hours 41. Table 1 Power Redundancy Modes; Redundancy Mode. 2. e. after reboot ASR can used single processer but, when I show redundancy configure still mode sso I used in config t and redundancy and default-exit and enter and save non reboot after then show config again config in redundacy mode none Bias-Free Language. There are three modes in redundancy for the standby supervisor when native Cisco IOS Software is used: RPR-The show module command displays Cold. When this command is entered, the standby switch is reloaded and begins to work in SSO mode. 4 allows the access point (AP) to establish a CAPWAP tunnel with the Active WLC and share a mirror copy of the AP database with the Standby WLC. Cisco IOS XE Bengaluru 17. Enter configuration commands, one per line. Step 6. Example: Router(red-config)# mode sso: Sets the redundancy configuration mode to SSO. Example: Device(config-red)# mode sso: Configures stateful switchover. after reboot ASR can used single processer but, when I show redundancy configure still mode sso I used in config t and redundancy and default-exit and enter and save non reboot after then show config again config in redundacy mode noneUse the power redundancy-mode {combined. I have 2x 5508 in SSO mode. If you perform an online insertion and removal (OIR) of the module, the switch resets during the. Example: Device(config-red)# end: Exits redundancy configuration mode and returns to. SSO Dual-Route Processors and Cisco Nonstop Forwarding. Redundancy Mode (Configured) = sso Redundancy State = sso Maintenance Mode = Disabled Manual Swact = enabled Communications = Up client count = 115Operating Redundancy Mode = RPR. By default, the system synchronizes all system files, which is the typical setting for most applications. For Enterprise Services or IP Base mode, use ISSU to upgrade software for both RPR and SSO redundant mode. Router# configure terminal Router(config)# redundancy Router(config)# mode SSO Router(config)# exit. 12. Enters redundancy configuration mode. Switch(config)# redundancy Switch(config-red)# mode sso Switch(config-red)# end Switch# show redundancy Redundant System Information : -----Available system uptime = 2 days, 2 hours, 39 minutes Switchovers system experienced = 0. Step 5: end. Enters global configuration mode. Hardware Mode = Duplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode =. 0. When you configure the controller for HA SSO, the Cisco 600 Series OfficeExtend Access Points are not supported. When a redundant supervisor engine runs in SSO mode, the redundant supervisor engine starts up in a fully-initialized state and synchronizes with the persistent configuration and the running configuration of the active supervisor engine. 0 10. Enabling SSO reboots the controllers to negotiate the HA role as per the configuration performed. SRM is inherent with SSO, which brings up the standby route processor. When this command is entered, the standby switch is reloaded and begins to work in SSO mode. Step 4. Now if the HA unit is indeed an HA sku, then you don't need to have any license and all you have to do is enable secondary unit: config redundancy unit secondary. Step 5: exit. Catalyst 4500 series switches allow a redundant supervisor engine to take over if the active supervisor engine fails. Device# show redundancy Redundant System Information : ----- Available system uptime = 6 days, 5 hours, 28 minutes Switchovers system experienced = 0 Standby failures = 0 Last switchover reason = none Hardware Mode = Duplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode =. If you perform an online insertion and removal (OIR) of the module, the switch resets during the stateful switchover and the. Step 3: end . For Enterprise Services or IP Base mode, use ISSU to upgrade software for both RPR and SSO redundant mode. x. When a standby supervisor engine runs in SSO mode, the standby supervisor engine starts up in a fully-initialized state and synchronizes with the persistent configuration and the running configuration of the active supervisor engine. 2. Redundancy may not work due to differences between the Cisco IOS releases. When a redundant supervisor engine runs in SSO mode, the redundant supervisor engine. Example: Device(config-red)# end: Exits redundancy configuration mode and returns to. To reload the standby switch if a parser return code (PRC) failure occurs during configuration synchronization, use the policy config-sync reload command in redundancy configuration. 4 allows the access point (AP) to establish a CAPWAP tunnel with the Active WLC and share a mirror copy of the AP database with the Standby WLC. When a redundant supervisor engine runs in SSO mode, the redundant supervisor engine starts up in a fully-initialized state and synchronizes with the persistent configuration and the running configuration of the active supervisor engine. redundancy 4. The software upgrade procedure supported by supervisor engine redundancy allows you to reload the Cisco IOS software image on the redundant supervisor engine, and once complete, reload the active supervisor engine. Cisco 3504 WLCs. Remove SSO HA Configuration: 5. show redundancy states. Example: Device(config-red)# end: Exits redundancy configuration mode and. Command Modes. Check if Auto-Boot is Enabled 6. 90. Example: Device(config-red)# end: Exits redundancy configuration mode and returns to. The system has experienced 4 switchovers. There are three modes in redundancy for the standby supervisor when native Cisco IOS Software is used: RPR-The show module command displays Cold. Step 4: mode sso. End with CNTL/Z. When this command is entered, the standby switch is reloaded and begins to work in SSO mode. We have two Cisco WLC 8540 in HA pair. With RPR, the backup supervisor engine is partially initialized and. Step 4: mode sso. see. 12. 130,称为WLC1; 第二个地址为IP地址10. Step 5: end. Configurations. #sh redundancy Redundant System Information :-----Available system uptime = 6 days, 17 hours, 12 minutes Switchovers system experienced = 0 Standby failures = 0 Last switchover reason = none Hardware Mode = Simplex Configured Redundancy Mode = sso Operating Redundancy Mode = Non-redundant Maintenance Mode =. Step 3. When this command is entered, the standby switch is reloaded and begins to work in SSO mode. Hardware Mode = Simplex. If SSO mode cannot be established between the active and standby switches because of an incompatibility in the configuration file, a mismatched command list (MCL) is generated at the active switch and a reload into route processor redundancy (RPR) mode is forced for the standby switch. When this command is entered, the standby switch is reloaded and begins to work in SSO mode. Configuration Examples for DHCP High. Step 8: exit. Redundancy Mode = SSO ENABLED. Step 5: end. 2016-10-12 10:10 AM 2017-09-01 03:01 AM 更新. Step 5. 39. The following example displays verification that the system is in SSO mode and that slot A—RP A is the active R, and slot B—RP B is the standby RP. The default standby power supply slot is PS8. Communications = Up . For the purposes of this documentation set, bias-free is defined as language that does not imply discrimination based on age, disability, gender, racial identity, ethnic identity, sexual orientation, socioeconomic status, and intersectionality. Step 3. Step 4. When this command is entered, the redundant supervisor engine is reloaded and begins to work in SSO mode. Enters redundancy configuration mode. Cisco SSO (frequently used with NSF) minimizes the time a network is unavailable to its users following a switchover while continuing to forward IP packets. 101. Configured Redundancy. When a redundant supervisor engine runs in SSO mode, the redundant supervisor engine starts up in a fully-initialized state and synchronizes with the persistent configuration and the running configuration of the active supervisor engine. 6. Here is the output from the standby while booting up:. SSO HSRP alters the behavior of HSRP when a device with redundant Route Processors (RPs) is configured for stateful switchover (SSO) redundancy mode. Example: Device(config-red)# end: Exits redundancy configuration mode and returns to privileged EXEC mode. 39. Enters redundancy configuration mode. Step 5: Enabling SSO reboots the. The Broadband High Availability Stateful Switchover feature allows you to configure subscriber redundancy policies that tune the synchronization process. If the command is not found in. Step 3: end. RTR02-Sec#sh redundancy. 2(20)EWA and later releases. They will reboot again. 2(20)EWA and later releases. On primary controller, disable SSO using the command: Config redundancy mode disable The Active and Standby WLCs. Step 5: exit. Redundancy may not work due to differences between the Cisco IOS releases. Enters redundancy configuration mode. . %HA-5-MODE:Operating mode is sso, configured mode is sso. Catalyst 4500/4500-X series switches' VSS does not support route processor redundancy (RPR) mode. Router#show redundancy Redundant System Information : ----- Available system uptime = 6 days, 4 hours, 17 minutes Switchovers system experienced = 0 Standby failures = 0 Last switchover reason = none Hardware Mode = Duplex Configured Redundancy Mode = sso Operating Redundancy Mode = sso Maintenance Mode =. If peer unit's management and/or redundancy management entries are present as mobility members please remove them before enabling redundancy. SSO functions in networking devices (usually edge devices) that support dual RPs. Configure SSO redundancy mode at this time. Enters redundancy configuration mode. When a redundant supervisor engine runs in SSO mode, the redundant supervisor engine starts up in a fully-initialized state and synchronizes with the persistent configuration and the running configuration of the active supervisor engine. Connect with console to it and check which state it is in. Step 5. San Jose, California 95134-1706. Step 5. SSO refers to the implementation of Cisco IOS software that allows applications and features to maintain a defined state between an active and standby Route Processor (RP). What is stateful switch over? Stateful Switchover (SSO) is a redundancy feature that allows a Cisco device with two route processors to synchronise router configuration and control plane state information. 1 Disabling SSO on HA Pair 1 On primary controller, disable SSO using the command: config. redundancy. RPR+-The show module command displays Warm. mode sso. In Cisco Wireless LAN Controllers, redundancy is achieved in two ways— n+1 and AP SSO redundancy. 56. Supervisor Module Redundancy. Step 5.