HelloI want replace core switch(alcatel 9702e -> cisco nexus 9508)，there have 3 edge switch (cisco Catalyst 9200)when I connect cisco nexus 9508 to alcatel 9702e ，edge switch 9200 got error the old network topology is (alcatel 9702e) - (alcatel 690...
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I have a program with SG300-28, does not pass DHCP queries passing through the device. I will give examples of testsA - Roter Mikrotik, with DHCP Server enabled.B - Cisco SG300-28C - AP - WiFi Access Point UbiquitiD - simple switch TP-LINKL - AP WiFi...
Tengo un Switch Catalyst 2960s, el cual a empezado a deja de dar alimentación POE en puertos en los que tengo instaladas 10 cámaras IP, deja de proveer POE lo cual genera que las cámaras se reinicien, esto lo a empezado a presentar una vez por semana...
Cannot ping between two vlans on CBS250-8T-E-2G with IPv4 Routing Enable from a laptop connect to a trunk port...I can ping between the Vlans & ping out via the static route to the uplink ISP only via the CBS220 switch portal ping... Ipv4 Interface I...
Hi, The IEEE recommendation is to consider a maximum diameter of seven bridges for the default STP timers, but does someone knows what is the diameter limit for RSTP ? What should we expect from a RSTP loop with a diameter more than 7 hops ? I am a...
Resolved! Nexus 3k can´t connect by remote access
Hello Folks! I have a nexus 3k as L2 configured just the mgmt0 with an IP 101.1.1.2/20 with default route on the management VRF point to 10.1.1.1.1 that is my firewall.I can´t even ping the core from any device, much less access by remote access.Anyo...
CAN BANDWIDTH BE CAPPED ON 3560 SWITCHES ??? ANY DOCUMENTS OR LINKS REGARDING THIS??THANKS IN ADVANCE.
Three switches are linked together via trunk port. SW1 can ping SW3. But after adding command “ip routing” at SW3, the SW3 lost connection to SW1. Anyone can explain it? Thanks SW3-------SW2-------SW1 SW3Vlan10 10.1.1.3/24Ip default-gateway 10.1.1.1...
We are facing smart licensing registration issue with 9k switches already registered with on-prem satellite server after upgrading the IOS XE to latest IOS version.After IOS upgrade on 9300 / 9200L switch models from IOS XE 16.9/16.12 to latest IOS X...
Resolved! Border Leaf - Anycast gateway ?
Hi All We have VXLAN EVPN network, and is integrating with the old datacenter using OTV. All the leaf switches run anycast gateways, which is fine.. Border leaf connects to the OTV router (N7K VDC), and also has the anycast gateway configured.. T...
A client Unable to reach the particular L3 Vlan Gateway from access switch For eg:-Vlan 10, 12, 16,37 are the different vlan configured on the particular access switch , All clients from that particular switch with access port (Vlans-10,12,37) able...
Resolved! Restrict users to not access other Vlans
Hey, I need help on restricting (wireless users - vlan15) from grabbing IP addresses from our domain server, as well as, they cannot access our servers (vlan20) and other VLANS (20,25,30). Please help me as soon as possible.
Hello, I have a new C9200L-48PXG switch with IOS XE 17.3 (Amsterdam) which I need to downgrade to 16.9 (Fiji) in order for it to join an already existing StackWise cluster which all run 16.9.Based on the 17.3 release notes (https://www.cisco.com/c/en...
Hi All, I need some advice, can we binding 15 mac-address in cisco router (ISR) or every ip bind we must using new ip pool ? i used router ISR for my production and need to bind 15 MAC Thank you for your support BR
ello, c4507R+E chassis had two Sup-7L-E as active and standby units. The standby SUP failed and was replaced with the same model. After the replacement SUP was started it bootet till this moment:Loading image !!!!!!!!!!!!!!!! Checking digital signat...
