Activity in Technology and Support
Resolved! HairPin Nat/Loop back NAT
Is it possible to put a Hairpin NAT into the MX?I have a Voice server which has a DNS record externally with which I could put a stub DNS record in for but I would then miss out everything else in that zone.Appreciate your time.
Operations Related to Smart Licenses on Catalyst Switches
We have registered smart licenses on Catalyst switches using an HTTP proxy. I understand that license configuration is required during maintenance and replacement, but are there any other scenarios where smart licenses need to be managed besides hard...
Resolved! Backing Up the nvram_config File
I want to back up the configuration for restoration on a Catalyst 9200.There is an nvram_config file in the flash: directory. Can I restore the configuration by backing up and restoring this file? (copy nvram_config running-config)When I checked the ...
OSPF Rib Decision
So, I placed 3 routers in my lab r1--r2--r3. I run area 0 between r1 and r2 and area1 between r2 and r3. And then I advertised similar subnet on ospf on both r1 and r3. What I saw in the routing table amazed me a bit.1.0.0.0/32 is subnetted, 1 subnet...
DMVPN Resolution Requests and Reply
I don't understand the working of DMVPN especially in phase 2 and phase 3. When talking about NHRP Resolution request from one spoke to another spoke through the hub, like why do even need that request to go to all the way through hub. Isn't it good ...
Can't download Cisco Secure Mobility Client..
Hi, I am not able to download Cisco Secure Mobility Client. The website is not working for me. Any help please !!!
MV72 Camera Boot/Gland
Hopefully someone can some provide insight. We have several dozen MV72 cameras that over the years have lost the waterproof boots/waterproof glands. We have reached out to Cisco for replacements, but they refuse to provide the glands by themselves, s...
Seeking for Cisco Packet Tracer mobile version
I don't have any desktop or laptop. So I started looking for Cisco Packet Tracer mobile version but I didn't find any. It will be great if anyone can give me some of his/her valuable time and assist me with this problem.Looking forward for your valua...
Wave 1 APs on 17.12.x
Has anyone had any issues running wave 1 APs on 17.12.x? I understand the APs have gone EOS, however we still need to support them in our environment and with 17.9 approaching EOS we need to look into upgrading our WLCs to a new code train. I underst...
BGP IDLE Cisco NXOS and huawei
Hi DearsI setup bgp Session router Huawei and Switch Nexus 93180neighbor 10.22.26.136remote-as 12345update-source Vlan100address-family ipv4 unicastsend-communityprefix-list ram outroute-map ram-own insoft-reconfiguration inbound always Bgp Session ...
Resolved! Cisco ACI Service Chaining with Multiple Firewalls Using PBR
Hi everyone,I have a design question regarding Cisco ACI service chaining and PBR.Currently, I have two server zones hosted on ACI:Front-end server zoneBack-end server zoneBoth gateways are located on ACI.My requirement is:When traffic flows between ...
IOS for ASR1009 with ASR1000-6TGE Module
We are trying to upgrade the IOS of an ASR1009 to a 17.12.x version due to recent CVE announced by Cisco. Part of it is to upgrade the ROMMon as well. However, the linecard ASR1000-6TGE can only have ROMMon 16.3(2r) for 17.9.x, there's no applicable ...
How to configure port monitoring (SPAN) on a Catalyst 2940, 2950, 2955, 2970, 3550 or 3750 series switch
ResolutionYou can analyze network traffic passing through ports by using Switched Port Analyzer (SPAN). This sends a copy of the traffic to another port on the switch that has been connected to a SwitchProbe device, another Remote Monitoring (RMON) p...
Resolved! NDFC behaviour difference
Hi fellow members, deploying a NXOS based fabric using NDFC and came across the concept of "multi-attach" and "multi-detach" of networks and VRFs. When coming from an ACI world, this does not exist there. Every network/BD and VRF when created is depl...
Resolved! cisco IOS XE Upgrade
Hello , we are using Cisco Catalyst 9300 as below in install mode and we have completely classical routing features etc. As we want to upgrade on Cisco Portal we have no more IOS Image with same Bengaluru series. I believe now we have option to...
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