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<pre class="wp-block-preformatted"> show interface <;terse | brief | detail | extensive>;</pre>



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<pre class="wp-block-code"><code> root> show interfaces ge-0/0/23 
 Physical interface: ge-0/0/23, Enabled, Physical link is Down
 Interface index: 671, SNMP ifIndex: 553
 Description: 10.0.0.1/30
 Link-level type: Ethernet, MTU: 1514, LAN-PHY mode, Link-mode: Half-duplex,
 Speed: Auto, Duplex: Auto, BPDU Error: None, Loop Detect PDU Error: None,
 MAC-REWRITE Error: None, Loopback: Disabled, Source filtering: Disabled,
 Flow control: Disabled, Auto-negotiation: Enabled, Remote fault: Online,
 Media type: Copper, IEEE 802.3az Energy Efficient Ethernet: Disabled
 Device flags : Present Running Down
 Interface flags: Hardware-Down SNMP-Traps Internal: 0x4000
 Link flags : None
 CoS queues : 8 supported, 8 maximum usable queues
 Current address: 64:c3:d6:66:76:1a, Hardware address: 64:c3:d6:66:76:1a
 Last flapped : 1970-01-01 00:03:38 UTC (00:22:28 ago)
 Input rate : 0 bps (0 pps)
 Output rate : 0 bps (0 pps)
 Active alarms : LINK
 Active defects : LINK
 Interface transmit statistics: Disabled

 Logical interface ge-0/0/23.0 (Index 576) (SNMP ifIndex 560)
 Flags: Device-Down SNMP-Traps 0x4004000 Encapsulation: ENET2
 Input packets : 0
 Output packets: 0 
 Protocol inet, MTU: 1500
 Flags: Sendbcast-pkt-to-re
 Addresses, Flags: Dest-route-down Is-Preferred Is-Primary
 Destination: 10.0.0.0/30, Local: 10.0.0.2, Broadcast: 10.0.0.3</code></pre>



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<pre class="wp-block-code"><code> root> show interfaces terse ge-0/0/23 
 Interface Admin Link Proto Local Remote
 ge-0/0/23 up down
 ge-0/0/23.0 up down inet 10.0.0.2/30</code></pre>



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<pre class="wp-block-code"><code> root> show interfaces extensive ge-0/0/23 | match errors 
 Input errors:
 Errors: 0, Drops: 0, Framing errors: 0, Runts: 0, Policed discards: 0,
 L3 incompletes: 0, L2 channel errors: 0, L2 mismatch timeouts: 0,
 FIFO errors: 0, Resource errors: 0
 Output errors:
 Carrier transitions: 0, Errors: 0, Drops: 0, Collisions: 0, Aged packets: 0,
 FIFO errors: 0, HS link CRC errors: 0, MTU errors: 0, Resource errors: 0
 CRC/Align errors 0 0
 FIFO errors </code></pre>



<p class="wp-block-paragraph">show interface descriptionså¯ä»¥æ¥çåä»é¢ç說æï¼è¥æ好好ç¶è·ä»é¢ç說æè³è¨éæ¢æ令ä¹æ¯ç¸ç¶å¥½ç¨ï¼</p>



<pre class="wp-block-code"><code> root> show interfaces descriptions 
 Interface Admin Link Description
 ge-0/0/23 up down 10.0.0.1/30</code></pre>

[Juniper] Junos網路介面(interface)基本介紹(二)
