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13 Cards in this Set
- Front
- Back
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STP timers |
Hello (2 seconds) MaxAge (10 times hello) Forward delay (15 seconds) |
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RSTP timers |
Hello (2 seconds) MaxAge (3 times Hello) |
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STP port costs |
10 Mbps (100) 100Mbps (19) 1 Gbps (4) 10 Gbps (2) |
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STP priorities |
Default 32,768 Primary 24,576 Secondary 28,672 Max 61,440 Multiple 4,096 |
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VLAN ranges |
Standard (1-1005) Extended (-4095) |
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OSPFv2 timers |
Aging (30m) Hello (10s) Dead (4 times hello) |
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OSPF interface cost |
ip ospf cost 1-65,535
Reference_bandwidth/interface_bandwidth Both in Kbps Reference bandwidth defaults to 100 Mbps (or 100000 Kbps) Serial 1544Kbps Ethernet 10000Kbps (subsequent interface speeds reflect ) |
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EIGRP timers |
No updates based on timers Hello (5s) Hold (3 times hello) |
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EIGRP metric |
((10^7)/least_bw)+cum_delay)×256
least_bw uses Kbps cum_delay uses tens microseconds
Serial 20000 microsecond delay Ethernet uses actual speed Gigabit 10 microsecond delay 100Mbps 100 microsecond delay |
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Serial link (encapsulation & keepalive) |
HDLC 10s |
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QoS Voice recommendation |
Delay: 150ms or less Jitter: 30ms or less Loss: 1% or less |
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Qos video recommendation |
Bandwidth: 384Kbps to 20+Mbps Delay: 200-400ms Jitter: 30- 50ms Loss: 0.1-1% |
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ACL numbered ranges |
Standard: 1-99, 1300-1999 Extended: 100-199, 2000-2699 |
