动态主机配置协议( 十 )


DHCP的安全性不高,它在基于UDP和IP协议的,这两个协议的安全性就不好,而且在开始的时候DHCP协议主要用于无盘站,在这样的环境中实现密码十分困难,因此DHCP到现在也是不安全的 。非法的服务器和非法的客户都可能会系统造成危害 。
下面是主机配置参数:
IP-layer_parameters,_per_host:_
Be a router on/off HRC 3.1
Non-local source routing on/off HRC 3.3.5
Policy filters for
non-local source routing (list) HRC 3.3.5
Maximum reassembly size integer HRC 3.3.2
Default TTL integer HRC 3.2.1.7
PMTU aging timeout integer MTU 6.6
MTU plateau table (list) MTU 7
IP-layer_parameters,_per_interface:_
IP address (address) HRC 3.3.1.6
Subnet mask (address mask) HRC 3.3.1.6
MTU integer HRC 3.3.3
All-subnets-MTU on/off HRC 3.3.3
Broadcast address flavor 0x00000000/0xffffffff HRC 3.3.6
Perform mask discovery on/off HRC 3.2.2.9
Be a mask supplier on/off HRC 3.2.2.9
Perform router discovery on/off RD 5.1
Router solicitation address (address) RD 5.1
Default routers, list of:
router address (address) HRC 3.3.1.6
preference level integer HRC 3.3.1.6
Static routes, list of:
destination (host/subnet/net) HRC 3.3.1.2
destination mask (address mask) HRC 3.3.1.2
type-of-service integer HRC 3.3.1.2
first-hop router (address) HRC 3.3.1.2
ignore redirects on/off HRC 3.3.1.2
PMTU integer MTU 6.6
perform PMTU discovery on/off MTU 6.6
Link-layer_parameters,_per_interface:_
Trailers on/off HRC 2.3.1
ARP cache timeout integer HRC 2.3.2.1
Ethernet encapsulation (RFC 894/RFC 1042) HRC 2.3.3
TCP_parameters,_per_host:_

TTL integer HRC 4.2.2.19
Keep-alive interval integer HRC 4.2.3.6
Keep-alive data size 0/1 HRC 4.2.3.6
Key:
MTU = Path MTU Discovery (RFC 1191, Proposed Standard)
RD = Router Discovery (RFC 1256, Proposed Standard

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