CISCO2921/K9
CISCO2921/K9 Обзор
1 Internal Service Module slot
3 onboard digital signal processor slots
4 Enhanced high-speed WAN interface card (EHWIC) slots
Figure 2 shows the front panel of the Cisco 2921 router.
Note:
①AC OK ②On/Off switch ③AC power connector ④Optional RPS adapter(blank panel shown) ⑤LEDs area
Table 2 shows the LEDs area description.
|
LED |
Color |
Description |
|
SYS |
Solid green |
Solid green indicates normal operation. |
|
Blinking green |
System is booting or is in ROM monitor mode. |
|
|
Amber |
System error. |
|
|
Off |
Power is off or system board is faulty. |
|
|
ACT |
Green |
Solid or blinking indicates packet activity between the forwarding and routing engine and any I/O port. |
|
Off |
No packet transfers are occurring. |
|
|
PoE |
Green |
PoE is available. |
|
Amber |
Power supply is not supplying PoE power. |
|
|
RPS |
Green |
System is running on external RPS power supply. |
|
PS |
Green |
System is running. |
|
Amber |
System is not running. |
Figure 3 shows some LEDs on the back panel of the Cisco 2921 router.
Note:
① Compact flash 0 and 1 (0, right) ② ISM ③ PVDM3 0,1 and 2 (0 right) ④ EN (Enable USB console) ⑤ EN (Enable RJ-45 console)
⑥ SFP S ⑦ SFP EN ⑧ S (Speed) ⑨ L (Link)
Table 3 shows the description of these LEDs on the back panel.
|
LED |
Color |
Description |
Location |
|
CompactFlash 1 |
Green |
Flash memory is busy. |
Back Panel |
|
Amber |
Initialized with error. |
||
|
Blinking Green then turns off |
CompactFlash is ready for removal. |
||
|
CompactFlash 0 |
Green |
Flash memory is busy. |
Back Panel |
|
Amber |
Initialized with error. |
||
|
Blinking Green then turns off |
CompactFlash is ready for removal. |
||
|
S (Speed) |
1 blink + pause |
GE port operating at 10 Mb/s. |
Back Panel |
|
2 blink + pause |
GE port operating at 100 Mb/s. |
||
|
3 blink + pause |
GE port operating at 1000 Mb/s. |
||
|
L (Link) |
Green |
GE link is established. |
Back Panel |
|
Off |
No GE link is established. |
||
|
EN (RJ-45 console port) |
Green |
The RJ-45 console port is active. |
Back Panel |
|
EN (USB serial console port) |
Green |
The USB console port is active. |
Back Panel |
|
ISM |
Green |
Initialized. |
Back Panel |
|
Amber |
Initialized with error. |
||
|
Off |
Not installed. |
||
|
SFP S |
Blinking green |
Blinking frequency indicates port speed. |
Back Panel |
|
SFP EN |
Off |
Not present. |
Back Panel |
|
Green |
Present and enabled. |
||
|
Amber |
Present with failure. |
||
|
PVDM 0, 1 and 2 |
Green |
PVDM is initialized. |
Back Panel |
|
Amber |
PVDM is detected but not initialized. |
||
|
Off |
No PVDM installed. |
Figure 4 show the expansion slots and ports on the back panel.
The Cisco 2921/K9 supports expansion functions with modules and cards.
Note:
① Compact flash 0 and 1 (0, right) ② EHWIC 0,1,2 and 3 (0, far right) ③ USB serial port
④ RJ-45 serial console port ⑤ AUX port ⑥ SFP
⑦ 10/100/1000 Ethernet port (GE 0/1 and GE 0/2) ⑧ 10/100/1000 Ethernet port GE 0/0
⑨ Ground ⑩ USB 0 and 1 (1, top) ⑪ Service module slots
Figure 5 shows the unboxing view of CISCO2921/K9.
CISCO2921/K9 Specification |
|
|
General |
|
|
Device Type |
Router |
|
Enclosure Type |
Rack-mountable - modular - 2U |
|
Connectivity Technology |
Wired |
|
Data Link Protocol |
Ethernet, Fast Ethernet, Gigabit Ethernet |
|
Network / Transport Protocol |
IPSec, L2TPv3 |
|
Routing Protocol |
OSPF, IS-IS, BGP, EIGRP, DVMRP, PIM-SM, static IP routing, IGMPv3, GRE, PIM-SSM, static IPv4 routing, static IPv6 routing, policy- based routing (PBR), MPLS, Bidirectional Forwarding Detection (BFD), IPv4-to-IPv6 Multicast |
|
Remote Management Protocol |
SNMP, RMON, TR-069 |
|
Features |
Firewall protection, VPN support, MPLS support, Syslog support, IPv6 support, Class-Based Weighted Fair Queuing (CBWFQ), Weighted Random Early Detection (WRED), Web Services Management Agent (WSMA), NetFlow |
|
Compliant Standards |
IEEE 802.3, IEEE 802.1Q, IEEE 802.3af, IEEE 802.3ah, IEEE 802.1ah, IEEE 802.1ag, ANSI T1.101, ITU-T G.823, ITU-T G.824 |
|
RAM |
512 MB (installed) / 2 GB (max) |
|
Flash Memory |
256 MB (installed) / 8 GB (max) |
|
Status Indicators |
Link activity, power |
|
Expansion and Connectivity |
|
|
Interfaces |
3 x 10Base-T/100Base-TX/1000Base-T - RJ-45 ¦ Management : 1 x console - RJ-45 ¦ Management : 1 x console - mini-USB Type B ¦ Serial : 1 x auxiliary - RJ-45 ¦ USB : 2 x 4 pin USB Type A ¦ 1 x SFP (mini-GBIC) |
|
Expansion Slot(s) |
4 (total) / 4 (free) x HWIC ¦ 3 (total) / 3 (free) x PVDM ¦ 2 (total) / 1 (free) x CompactFlash Card ¦ 1 (total) / 1 (free) x expansion slot |
|
Power |
|
|
Power Device |
Power supply - internal |
|
Voltage Required |
AC 120/230 V ( 50/60 Hz ) |
|
Miscellaneous |
|
|
Dimensions (W × D × H) |
17.2 × 18.5 × 3.5 in (47 x 43.8 x 8.9 cm) |
|
Package Weight |
41.7 lbs (18.93 Kg) |
|
Weight |
29.1 lbs (13.2 Kg) |
|
Rack Mounting Kit |
N/A |
|
Compliant Standards |
CISPR 22 Class A, CISPR 24, EN55024, EN55022 Class A, EN50082-1, AS/NZS 60950-1, ICES-003 Class A, CS-03, R&TTE, FCC CFR47 Part 15, EN300-386, UL 60950-1, IEC 60950-1, EN 60950-1, BSMI CNS 13438, AS/NZS 3548 Class A, CAN/CSA C22.2 No. 60950-1, VCCI V-3, EN 61000, TIA/EIA/IS-968 |
|
Software / System Requirements |
|
|
OS Provided |
Cisco IOS IP Base |
|
Manufacturer Warranty |
|
|
Service & Support |
90 days warranty |
|
Service & Support Details |
Limited warranty - 90 days |
|
Environmental Parameters |
|
|
Min Operating Temperature |
32 °F |
|
Max Operating Temperature |
104 °F |
|
Humidity Range Operating |
10 - 85% |