XR OS and Platforms

Hi,   We are testing a Geo Redundacy setup with IPoE subscribers. Router A and router B are used, one as master other as slave in hot standby mode. If I shutdown the access-interface Internet and IPTV service switchover sub-second (no glitches or los...

Are there any performance studies on QoS in ASR9K high speed interfaces? I would like to mark based on QoS groups (MPLS EXP) but I wonder about the impact of such a configuration. Has anybody tested scenarios like that?

Hi there!   I am playing around with SR MPLS in my VIRL lab, and hit some problems. My setup is the following: - 4 IOS-XR connected in a circle - ipv6 only loopback address with prefix ID - ISIS as routing protocol - ipv6 link local addresses only on...

Hello Guys! I´m trying to log in my console of XRV9000 and the same error alway returns to me. I´ve tried all of versions and always de same error.  In Calvanos Console (Serial 3) there is no problem.   Press RETURN to get started.   User Access Veri...

Hi,   im upgrading a 9904/RSP880/MOD400 from 6.2.25 to 6.2.3 32bit   i cant seem to find any documentation or upgrade guide/procedure to see if any bridge smu are required.   im refering to the upgrade guides that i have used in the past located at  ...

We tried to find out, how HD VRF can be configured with IOS XR (a9k platform, 4.0.1). Feature seems to be available according to Feature Navigator, but i cannot find any documentation on cco.Any hints?cheers,michel

If you have a 1g interface with, say 500 sub interfaces, all with a QoS policy like below (a simple one just for an example), If each sub interface is transmitting at 2mbps so that the entire 1g link is used do the individual policies recognize that ...

Hi, I am trying to understand GEORED feature to implement it on our network. This is I see in the latest 6.3 sw documentation: These are planned to be fully qualified only in future releases of Cisco IOS XR Software: • Warm-standby slave mode. • Line...

A simple doubt. Based on the follow config, why packets are dropped before reaching 40 mbps ? policy-map 35mbps class class-default police rate 40 mbps exceed-action drop ! ! end-policy-map ! RP/0/RSP0/CPU0:xxxx1#show qos interface TenGigE0...

Hi,I have an ASR9001 running 5.1.3.  is it possible to configure an interface using "encapsulation ambiguous dot1q any second any" , and have DHCP requests forwarded to a DHCP server.I have a need where I have a large number of DHCP clients that do n...

Hi,    Does anybody know if the document to Upgrade a CRS from 4.3.x to 5.3.4 is available somewhere? It is not in the usual URL.     https://www.cisco.com/web/Cisco_IOS_XR_Software/index.html   Thanks! c.

hi, all: I was wondering if anyone could share their experience with a 100G back to back connection. Last week i tested an asr9k to asr9k 100G SR10 connection. the MPO/MPO cable i used for this test wasn't faulty but we seemed to have a problem in th...