Routing

ip sla with a non point to point interface DHCP wan

So I'm looking at using a backup link for Starlink and got a little stuck StarLink config ! interface GigabitEthernet0/0 description StarLink ip address dhcp ip access-group 110 in no ip redirects no ip unreachables no ip proxy-arp ip accoun...

IP SLA 'path-jitter'

hi,i'm trying to monitor an IPSec VPN tunnel for latency, jitter and packet loss.udp-jitter using g729a codec doesn't seem to work and i don't see the option for 'icmp-jitter' in an ASR1K. is this the same as 'path-jitter' option?also what's the diff...

Resolved! Keychain - OSPF

Hi all, hope to find everyone well I was told that we could use keychains in OSPF where the routing protocol would automatically change the key from time to time and all the switches / routers (in my case 7 Catalyst Switches) would automatically upda...

Resolved! "subnets" keyword into redistribution have disappear from the config!

Hello, I just noticed the "subnets" keyword from redistribution into OSPF isn't displayed anymore from the config. I am using IOS-XE 16.12.5 on a ISR4331. (config-router)#router ospf 1 vrf TXX(config-router)# redistribute bgp 65444 subnetssh r...

Resolved! (Cisco Packet Tracer) Can't ping the host from router

Hi, I'm new to networking and currently encountering problems when I ping the router from pc and pc to router. Per our activities we used router, multilayer switch, switch and end devices such as pc and printer. 1. Router can only ping multilayerswit...

ASR920-12SZ-IM in FPGA downgrade loop

We have a ASR920-12SZ-IM that was running IOSXE 15.6.2 perfectly fine. Upgraded unit to 16.5 and it upgraded the FPGA automatically. Then it rebooted, then we noticed that after it reboots, it keeps stating that FPGA needs to be upgraded and goes i...

Resolved! SRTE

I configured the Policy to choose the path followed by traffic between 100.100.100.100 and 100.100.100.101 but there is a problem

Resolved! RPKI on NX-OS

Hello ! Is there a way to configure BGP RPKI (like https://beufa.net/fr/blog/rpki-use-routinator-rtr-cache-validator-cisco-ios-xr/) on NX-OS ? We have Nexus 9396 PX and N9K FX. Thanks!

Resolved! IPSeC (sibline_update_flow_stats): ISPEC: MIB Stats Ptr on Cisco route

Does anyone know what this means in regards to logs I see on ASR1k?

Resolved! Static Route

% 192.168.3.0 overlaps with FastEthernet0/0Routing, Other Routers https://www.solarwinds.com/free-tools/advanced-subnet-calculator#subnetcalculator . Does it work any lab? I am so confused this lab. I do not know how to ping all router, and the end d...

Resolved! Beginner Default Routing Question

Hello all, I am trying to wrap my head around default routing. Can anybody explain to me why these L3 switches cannot ping each other. I have two L3 Switches acting as a routing device. Switch 1 config: ip routingip route 0.0.0.0 0.0.0.0 20....

Basic router security / NAT question

Hi everyone, In my setup, I have a cisco ISR1000 router servicing a small LAN (DHCP and static IPs for a few servers, private address range) and connecting it to the WAN using NAT. There is a dedicated (transparent) firewall filtering all network tra...

How many unit Racks reach a default stack cable (50cm) at 9200?

I will install new switches 9200 and the vendor design says: 1st switch(1 UR)<-rack cable management(2 UR)-patch pannel(2UR)-rack cable management(2 UR)->2nd switch. I think there are many space, total 6 unit racks and maybe the cable won't reach bot...

Resolved! ISR4400 ROMMON

So I don't know if its just me but I can't seem to get to ROMMON on my 4400 Series ISR 4451. I have literally tried everything cycling power ctr+break, power cycle ctrl+shift+6, power cycle baud rate 1200 and space bar for 10-15 sec. I'm not sure if ...