明明配置正确，可是却老是报错，求解

[zjnx]

[root@server log]# vi /etc/dhcpd.conf

ddns-update-style interim;
ignore client-updates;

subnet 192.168.1.0 netmask 255.255.255.0 {

# --- default gateway
option routers 192.168.1.0;
option subnet-mask 255.255.255.0;

option nis-domain "test.com";
option domain-name "test.com";
option domain-name-servers 192.168.1.99;

option time-offset -18000; # Eastern Standard Time
# option ntp-servers 192.168.1.1;
# option netbios-name-servers 192.168.1.1;
# --- Selects point-to-point node (default is hybrid). Don't change this unless
# -- you understand Netbios very well
# option netbios-node-type 2;

range dynamic-bootp 192.168.1.50 192.168.1.200;
# default-lease-time 21600;
max-lease-time 43200;

# we want the nameserver to appear at a fixed address
host apex {
hardware ethernet 00-1B-B9-5B-C7-4C;
fixed-address 192.168.1.111;
}
}

现在想通过IP绑定MAC，也就是说想绑定1.111的MAC地址。我的服务器是192.168.1.99

报错日志为：


Aug 26 19:19:50 server dhcpd: /etc/dhcpd.conf line 27: expecting numeric value.
Aug 26 19:19:50 server dhcpd: hardware ethernet 00-1B-B9-5B-C7-4C;
Aug 26 19:19:50 server dhcpd: ^
Aug 26 19:19:50 server dhcpd: Configuration file errors encountered -- exiting
Aug 26 19:19:50 server dhcpd:
Aug 26 19:19:50 server dhcpd: If you did not get this software from ftp.isc.org, please
Aug 26 19:19:50 server dhcpd: get the latest from ftp.isc.org and install that before
Aug 26 19:19:50 server dhcpd: requesting help.
Aug 26 19:19:50 server dhcpd:
Aug 26 19:19:50 server dhcpd: If you did get this software from ftp.isc.org and have not
Aug 26 19:19:50 server dhcpd: yet read the README, please read it before requesting help.
Aug 26 19:19:50 server dhcpd: If you intend to request help from the dhcp-server@isc.org
Aug 26 19:19:50 server dhcpd: mailing list, please read the section on the README about
Aug 26 19:19:50 server dhcpd: submitting bug reports and requests for help.
Aug 26 19:19:50 server dhcpd:
Aug 26 19:19:50 server dhcpd: Please do not under any circumstances send requests for
Aug 26 19:19:50 server dhcpd: help directly to the authors of this software - please
Aug 26 19:19:50 server dhcpd: send them to the appropriate mailing list as described in
Aug 26 19:19:50 server dhcpd: the README file.
Aug 26 19:19:50 server dhcpd:
Aug 26 19:19:50 server dhcpd: exiting.
Aug 26 19:19:50 server dhcpd: dhcpd startup failed

可是1.111机器上的MAC地址就是
00-1B-B9-5B-C7-4C这个啊，郁闷不得其解

[angelus]

很郁闷，硬件的MAC地址是这样格式
00:a0:45:3e:9e:AA;