oprava site IT4

na routeru, kde je NAT access-list 1 permit 192.168.0.0 0.0.252.0 zmeneno na access-list 1 permit 192.168.0.0 0.0.3.255 ip route 0.0.0.0 0.0.0.0 213.155.255.1 zmeneno na ip route 0.0.0.0 0.0.0.0 213.155.225.1

CUCM 12

reseni Subscriber and publisher backup  Clienti https://www.corp.att.com/ucportal/ucclients/ SIP phone Droid SIP Clients and Cisco CUCM – CSipSimple Example   Routing   Incoming call and prekodovani cisel   freePBX integration CUCM   Jak pripojit Cisco IP Comunicator do CUCM 20:00 – 30:00   Pripojeni CUCM na voicemail CUC   Mnoho dalsiho potrebneho Jak trasovat volani CUCM … Číst dál

Unbrick Linksys e2600 and upload new firmware

Download firmware from https://advancedtomato.com/downloads/router/e2500v3 add connnector on board near blue WPS button and connect RX,TX and GND to TTL Serial usb minicom connect to /dev/ttyUSB0, 115200,  Ctrl+C Work upload by TFTP client, but need classificate what parttion you update https://www.dd-wrt.com/phpBB2/viewtopic.php?p=895421#895421 flash -ctheader : flash1.trx # after this command run tftp # tftp -m binary -c put [firmware] … Číst dál

ipv6to4 tunnel technologie

        ipv6to4-tunnel-pkt R1 config ! interface Tunnel1 no ip address mtu 1476 ipv6 address CCCC::/64 ipv6 ospf 1 area 0.0.0.0 tunnel source GigabitEthernet0/0 tunnel destination 192.168.0.2 tunnel mode ipv6ip ! ! interface GigabitEthernet0/0 ip address 192.168.0.1 255.255.255.0 duplex auto speed auto ipv6 dhcp server localipv6 ! interface GigabitEthernet0/1 no ip address duplex … Číst dál

CPT IPV6 OSPFv3 SLAAC

router                Konfigurace router0 ipv6 unicast-routing interface GigabitEthernet0/0 no ip address duplex auto speed auto ipv6 address 2001:1CC1:DDDD:2::/64 ipv6 ospf 1 area 0.0.0.0 ipv6 router ospf 1 router-id 1.1.1.1 log-adjacency-changes Konfigurace router1 ipv6 unicast-routing interface GigabitEthernet0/0 no ip address duplex auto speed auto ipv6 address 2001:1CC1:DDDD:2::1/64 ipv6 ospf 1 … Číst dál

RSTP a STP cisco

Cisco STP – odkaz   https://cs.wikipedia.org/wiki/Spanning_Tree_Protocol bridge priority odkaz, odkaz úkol 2-3-2-3-lab-configuring-rapid-pvst-portfast-and-bpdu-guard