Cisco Catalyst Center
This community is for technical, feature, configuration and deployment questions. For production dep...
2155 PostsActivity in Networking
Cisco 1010 ports not coming back on after reboot
I'm new to this so please be kind Setting up a Cisco 1010 Firepower device, unboxed it, got it up and running, havent' did any config yet, so its all the defaults I would say. Needed to bring it to the office, once I turn it on, no port lights come ...
1921 Router Config Help
Hello, I know very little about configuring cisco hardware and need some help..... we are currently running an 1800 router and I obtained a new to me 1921 router and would like to replace the 1800 router with the newer one, I managed to get it factor...
How Find Switch?
So, previously I had a static IP address I could point putty at that would SSH just fine. I verified the address in a Show Run form I copied two days ago, so I'm not crazy. The config was written to memory multiple times so it's not that.Today, after...
Resolved! NTP and Syslog packets with specific IP Address
Hi All,I have a couple of C9300 L3 switches that are connecting to an ASA firewall. The NTP and the syslog server for the switches are located behind a firewall.When one of the switches request/send packets the gateway IP is the source address on the...
VLAN changing
I have a strange one. C9200 switch, 17.03.04b. Setting up a port for a postage machine. config as follows:ip dhcp pool cin-6address 10.3.6.2 client-id 0100.1b00.4116.4dinterface GigabitEthernet1/0/15description Postage machineswitchport access vlan 6...
cisco isr 1116 port forwarding
Hello,I have a cisco router connected to ISP using Dialer interface. I can access the web no problem, but have problems configuring port forwarding to a local computer from outside. Trying with tcp port 5555.Any idea what I am doing wrong? Thanksvers...
2-tier and 3-tier LAN architectures
i want to know what's the difference between 2-tier and 3-tier LAN architectures?
Is there a standard for making SVI and VLANs on WLC9800?
What is the criteria to create SVI and VLANs in the 9800. If you take multiple AP management bands (vlan) to the same network Do I have to need several SVI and/or Vlans?
After changing PPPOE max session , IPTV not connecting automatically A
Team,On this Te0/0/0.667 subinterface we have more than 200 users. so we set the PPPOE maximum session.After setting up PPPOE maximum session to 1000 , IPTV not connecting automatically and getting option SKIP or RETRY. after select skip IPTV getting...
Unable to Access Web Server - Whats Wrong with this Configuration
ASA working in IPSec, I am able to access HQ from UNIT No problem. Internet is only allowed on specific IPs which are outside DHCP Scope. When I assign IP for internet, now Internet is working, HQ Network is accessible, but S_EXT (webserver - 10.10.1...
Resolved! DHCP relay with NAT, DHCP server sending DHCPOFFER to wrong IP
I configured NAT and DHCP relay in GNS3, and all hosts have end-to-end reachability, I can ping PC44 from PC11 and PC22, and also from PC33 if I configure a static IP address.On the NAT router (R11), I also configured DHCP relay with 'helper-address'...
MST convergence takes 5 seconds
Hi,I have been testing MST in my lab which has 3x Cisco Catalyst WS-C2960CG-8TC-L switches.I configured only MST and LACP on each switch and connected them in the ring topology. Test is to see how much time it takes for convergence in such conditions...
Forward traffic from subnet to another on C3750
hi guys thanks for your suggestions in advancei just reconsidered my whole message. after trying some things. i think i need to set up acl but i'm far from good at it.what would be the ip access-list extended or access-list lines that'd allow me to h...
Cisco 8000 based campus backbone
Is there anyone here using Cisco 8000 series (8801/8802/etc) in their backbone with VXLAN? I’d like to get some feedback of this Silicone One based platform.Use case: Looking for a backbone upgrade from Cat6K based VPLS to something new. Have 6 pairs...
Cisco ISR not getting DHCP / IP Address
My router not getting IP Address after reload. Interface IP-Address OK? Method Status ProtocolGigabitEthernet0/0/0 192.168.231.9 YES NVRAM up up---GigabitEthernet0/0/1 unassigned YES DHCP up up--- Gig 0/0/1 Connected to ISP Router, since we not gett...
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