Cisco ISR 4321 features modular network interfaces with diverse connection options for load-balancing and network resiliency and modular interfaces with online removal and insertion (OIR) for module upgrades without network disruption.
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| Device Type | Router |
| Enclosure Type | Rack-mountable - modular - 1U |
| Connectivity Technology | Wired |
| Data Link Protocol | Ethernet, Fast Ethernet, Gigabit Ethernet |
| Performance | Aggregate throughput: 50 Mbps |
| Network / Transport Protocol | IPSec, PPPoE, DHCP |
| Routing Protocol | OSPF, IS-IS, RIP-1, RIP-2, BGP, EIGRP, DVMRP, PIM-SM, IGMPv3, GRE, PIM-SSM, static IPv4 routing, static IPv6 routing, policy-based routing (PBR), IPv4-to-IPv6 Multicast |
| Remote Management Protocol | SNMP, RMON |
| Features | Firewall protection, VPN support, VLAN support, Syslog support, IPv6 support, Class-Based Weighted Fair Queuing (CBWFQ), Weighted Random Early Detection (WRED), wall mountable, IPSec Virtual Private Network (VPN), Access Control List (ACL) support, Quality of Service (QoS), Dynamic Multipoint VPN (DMVPN), RADIUS support, NetFlow, IPFIX |
| Compliant Standards | IEEE 802.3, IEEE 802.1Q, IEEE 802.3ah, IEEE 802.1ag, ANSI T1.101, ITU-T G.823, ITU-T G.824, 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, AS/NZS 3548 Class A, GB 4943, CAN/CSA C22.2 No. 60950-1, VCCI V-3, EN 61000, KN22, KN24, CNS 13438 |
| RAM | 4 GB (installed) / 8 GB (max) - DDR3 SDRAM |
| Flash Memory | 4 GB (installed) / 8 GB (max) |
| DIMENSIONS & WEIGHT | |
|---|---|
| Width | 36.957 cm |
| Depth | 29.464 cm |
| Height | 4.455 cm |
| Weight | 3.5 kg |
| MISCELLANEOUS | |
| Rack Mounting Kit | Included |
| POWER | |
| Power Device | External power adapter |
| Voltage Required | AC 120/230 V (50/60 Hz) |
| ENVIRONMENTAL PARAMETERS | |
| Min Operating Temperature | 0 °C |
| Max Operating Temperature | 40 °C |
| Humidity Range Operating | 5 - 85% |
| EXPANSION / CONNECTIVITY | |
| Interfaces | WAN / LAN: 2 x 10Base-T/100Base-TX/1000Base-T - RJ-45 Serial: 1 x console - RJ-45 Management: 1 x console - mini-USB Type B Serial: 1 x auxiliary - RJ-45 USB 2.0: 1 x 4 pin USB Type A 1 x SFP (mini-GBIC) Management: 1 x RJ-45 |
| Expansion Slots | 2 (total) / 2 (free) x NIM 1 (total) / 1 (free) x ISC 1 (total) / 0 (free) x DIMM 240-pin |
| MANUFACTURER WARRANTY | |
| Service & Support | Limited warranty - advance parts replacement - 90 days - response time: 10 days |
| SOFTWARE / SYSTEM REQUIREMENTS | |
| OS Provided | Cisco IOS Security |
| Software Included | Cisco IOS IP Base |
