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Good day all,I am trying to resolve an issue we currently have. I have one connection coming from our ISP into a 3650 switch that feeds out 2 x 1GB SFPs and 1 10GB. The connection from the ISP goes into the distribution switch as we supply other enti...

Hello all,I am having an issue to which I have not really be able to find a cause or resolution. The OSPF neighbor relationship between 2 routers keeps dropping, then immediately reforming the adjacency.ROUTER1GW#May 13 13:35:51 EDT: %OSPF-5-ADJCHG: ...

deca24 by Beginner
  • 12 replies
  • 5 Helpful votes

Hi Team, I would like to specify few "object-group network" and few "object-group service" and mix them together. My requirement is to define a rule so that traffic can be allowed to the following set of IPs but to those mentioned ports. However, I c...

お世話になります。CiscoルータISR4221(ISO XE16.9)についてご質問があります。本製品においてNAT変換はサポートしていますでしょうか?ISR4351 IOS Xe16.6ではサポートしていることは実機にて確認済であり同じIOS XE16シリーズの為サポートしているかと思いますが念のため確認したく情報、実績等お持ちの方がいらっしゃればご連絡願います。以上、よろしくお願いいたします。

I have 2 routers R1and R3: R1 G0/1 connected to R3 G0/0, both routers run OSPF, broadcast network type (on both), the priority is left at default 1 on both routers for that link. R1 router ID is and R3 is The question is: why is R1 t...

NBenat by Beginner
  • 13 replies
  • 0 Helpful votes

I have an issue with spokes on a DMVPN.   The spokes are setup using VRF-Lite to route traffic for the DMVPN out the local ISP while also routing traffic from the local LAN back across the DMVPN to a core router.   The problem i am having is that i c...

kbystrak1 by Beginner
  • 7 replies
  • 0 Helpful votes

I'm studying the CCIE course now and came across this Feasible Distance. In the book it mentioned FD is the record of the lowest known distance since last transition from Active to Passive state. So, a series of changes in delay of the links causes C...


hello ,  we have ASR9006 , and we used bundle-ether for 12 member interface i have many user's in the bundle-ether as subinterface and i have apply Qos for limitation bandwidth , and using PRTG for monitoring , our problem is , the traffic graph in P...


Hi Community I do have a question about OSPF If u look at the attachment you will find 2 loopbacks interface on Router R3 if I want to reach the Loopback0 and Loopback1 from R5 the path will be R5-R1-R3Is it possible to change the path only for one L...

IeSa50839 by Beginner
  • 1 replies
  • 5 Helpful votes

Hello!I have Cisco 4331. Two SFP ports of this router connected to switches, (I need single brodcast domains in few vlans).Also I have hwic module with switchports, switchport connected to cisco ASA as trunk.I want to pass new VLAN from one switch to...

Hello everbody, I have a problem about bstun protocol on ISR 4351 router. I have read previous topics that they said it does not support in 2017. Maybe this issue changes , maybe ios updated by Cisco and it supports now? I saw a comment on Cisco page...

Resolved! Routing Issue

Hi Guys,  I am not able to communicate from PC1 to PC2 on a Routed network, Topology attached. PC1 is on VLAN21 and PC2 is on VLAN22 , both ports are configured as access ports and allowed VLAN 21 and 22  Could someone please check and update where i...

Visauk47 by Beginner
  • 5 replies
  • 5 Helpful votes

Hello,  I have created quite a few port forwarding rules on our RV325 so that an external company can communicate with devices on our network.For example: From outside, communicating on port 5150 forwards to a printer on port 9100, or on port 5151 fo...

 Hello, I am using CML in Dev Net and just wondering if anyone else experienced this issue or if I am doing something wrong. I am usingIOSv Routers and I am performing an eBGP peering from routers A-R1 to ISP. Then on ISP I am doing route redistribut...

HenryGee by Beginner
  • 4 replies
  • 0 Helpful votes